<template>
  <div id="addPicturePage">
    <h2 style="margin-bottom: 16px">
      {{route.query?.id ? '修改图片' : '创建图片'}}
    </h2>
    <!-- 选择上传方式 -->
    <a-tabs v-model:activeKey="uploadType"
    >>
      <a-tab-pane key="file" tab="文件上传">
        <PictureUpload :picture="picture" :onSuccess="onSuccess" />
      </a-tab-pane>
      <a-tab-pane key="url" tab="URL 上传" force-render>
        <UrlPictureUpload :picture="picture" :onSuccess="onSuccess" />
      </a-tab-pane>
    </a-tabs>

    <a-form v-if="picture" layout="vertical" :model="pictureForm" @finish="handleSubmit">
      <a-form-item label="名称" name="name">
        <a-input v-model:value="pictureForm.name" placeholder="请输入名称" allow-clear />
      </a-form-item>
      <a-form-item label="简介" name="introduction">
        <a-textarea
          v-model:value="pictureForm.introduction"
          placeholder="请输入简介"
          :rows="2"
          autosize
          allow-clear
        />
      </a-form-item>
      <a-form-item label="分类" name="category">
        <a-auto-complete
          v-model:value="pictureForm.category"
          :options="categoryOptions"
          placeholder="请输入分类"
          allow-clear
        />
      </a-form-item>
      <a-form-item label="标签" name="tags">
        <a-select
          v-model:value="pictureForm.tags"
          :options="tagsOptions"
          mode="tags"
          placeholder="请输入分类"
          allow-clear
        />
      </a-form-item>
      <a-form-item>
        <a-button type="primary" html-type="submit" style="width: 100%">创建</a-button>
      </a-form-item>
    </a-form>
  </div>
</template>

<script setup lang="ts">
import PictureUpload from '@/components/PictureUpload.vue'
import { onMounted, reactive, ref } from 'vue'
import { useRoute, useRouter } from 'vue-router'
import {
  editPictureUsingPost,
  getPictureVoByIdUsingGet,
  listPictureTagCategoryUsingGet
} from '@/api/pictureController.ts'
import { message } from 'ant-design-vue'
import UrlPictureUpload from '@/components/UrlPictureUpload.vue'

const uploadType = ref<'file' | 'url'>('file')
const picture = ref<API.PictureVo>()
const pictureForm = reactive<API.PictureEditRequest>({})
const onSuccess = (newPicture: API.PictureVo) => {
  picture.value = newPicture
  pictureForm.name = newPicture.name
}

const router = useRouter()

const handleSubmit = async (values: any) => {
  const pictureId = picture.value?.id
  if (!pictureId) {
    return
  }
  const res = await editPictureUsingPost({
    id: pictureId,
    ...values,
  })
  if (res.data.code === 0 && res.data.data) {
    message.success('创建成功')
    router.push({
      path: `/picture/${pictureId}`,
    })
  } else {
    message.error('创建失败' + res.data.message)
  }
}

const categoryOptions =ref<string[]>([])
const tagsOptions =ref<string[]>([])
// 从后端获取分类和标签
const  getTagCategoryOptions = async () => {
  const res = await listPictureTagCategoryUsingGet()
  if (res.data.code === 0 && res.data.data) {
// 将结果转换成下拉组件需要的格式
    tagsOptions.value = (res.data.data.tagList??[]).map((data:string) => {
      return {
        value: data,
        label: data,
      }
    })
    categoryOptions.value = (res.data.data.categoryList??[]).map((data:string) => {
      return {
        value: data,
        label: data,
      }
    })
  } else {
    message.error('获取标签分类失败' + res.data.message)
  }
}



const route = useRoute()

// 获取老数据
const getOldPicture = async () => {
  const id = route.query?.id
  if (id) {
    const res = await getPictureVoByIdUsingGet({
      id: id ,
    })
    if (res.data.code === 0 && res.data.data) {
      const data = res.data.data
      picture.value = data
      pictureForm.name = data.name
      pictureForm.introduction = data.introduction
      pictureForm.category = data.category
      pictureForm.tags = data.tags
    } else {
      message.error('获取数据失败' + res.data.message)
    }
  }
}

onMounted(()=>{
  getTagCategoryOptions()
  getOldPicture()
})
</script>

<style scoped>
#addPicturePage {
  max-width: 720px;
  margin: 0 auto;
}
</style>
